One of the biggest annoyances is sites that use stylesheets to blank out the page until Javascript removes that style. I think this is to stop "flash of unstyle

One of the biggest annoyances is sites that use stylesheets to blank out the page until Javascript removes that style. I think this is to stop "flash of unstyled content" stuff that I really don't care about, but it's also trivially solvable by having Javascript add the style in question in the first place.